Shenzhen Hongfa Automatic Door Co, Ltd. is one of the distinguished suppliers in China. We hold national leading positions in self repairing high speed doors designing and manufacturing. According to the material, Hongfa Automatic Door Company's products are divided into several categories, and roll up door is one of them. Hongfa industrial doors has gone through a range of performance pertinent tests. They primarily involve fatigue resistance testing, structural bearing capacity, adhesion, and moisture resistance. With an anti-freeze device, it runs smoothly in a low-temperature working environment. The product has satisfactory impact resistance. It can withstand the external mechanical forces such as pressing, grinding, or shock. The product has a long service life with the anti-collision curtain.
By developing the spirit of roll up door, Hongfa does its utmost to improve the growth of the company. Contact!